Cita APA

 Futrell, C. M. (2006).  ABC’s of relationship selling through service.  McGraw-Hill Irwin.

Chicago Style Citation

 Futrell, Charles M.  ABC’s of Relationship Selling Through Service.  McGraw-Hill Irwin, 2006.

Cita MLA

 Futrell, Charles M.  ABC’s of Relationship Selling Through Service.  McGraw-Hill Irwin, 2006.

Atenció: Aquestes cites poden no estar 100% correctes.